Two cars are on a track and accelerate to 60 mph. At a certain point, both crs slam on the brakes. The distance it takes for each car to stop is then measured. A : Independent Variable:
A : Dependent Variable:

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Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.